Serial-device problems, Software problems, Serial-device – Lenovo RD210 User Manual
Page 172: Problems, Software
Serial-device
problems
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
Hardware
Maintenance
Manual
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
v
If
an
action
step
is
preceded
by
“(Trained
service
technician
only),”
that
step
must
be
performed
only
by
a
Trained
service
technician.
Symptom
Action
The
number
of
serial
ports
that
are
identified
by
the
operating
system
is
less
than
the
number
of
installed
serial
ports.
1.
Make
sure
that:
v
Each
port
is
assigned
a
unique
address
in
the
UEFI
Setup
Utility
program
and
none
of
the
serial
ports
is
disabled.
v
The
serial-port
adapter
(if
one
is
present)
is
seated
correctly.
2.
Reseat
the
serial
port
adapter.
3.
Replace
the
serial
port
adapter.
A
serial
device
does
not
work.
1.
Make
sure
that:
v
The
device
is
compatible
with
the
server.
v
The
serial
port
is
enabled
and
is
assigned
a
unique
address.
v
The
device
is
connected
to
the
correct
connector
(see
2.
Reseat
the
following
components:
a.
Failing
serial
device
b.
Serial
cable
3.
Replace
the
components
listed
in
step
2
one
at
a
time,
in
the
order
shown,
restarting
the
server
each
time.
4.
(Trained
service
technician
only)
Replace
the
system
board.
Software
problems
v
Follow
the
suggested
actions
in
the
order
in
which
they
are
listed
in
the
Action
column
until
the
problem
is
solved.
v
See
the
Hardware
Maintenance
Manual
to
determine
which
components
are
customer
replaceable
units
(CRU)
and
which
components
are
field
replaceable
units
(FRU).
v
If
an
action
step
is
preceded
by
“(Trained
service
technician
only),”
that
step
must
be
performed
only
by
a
Trained
service
technician.
Symptom
Action
You
suspect
a
software
problem.
1.
To
determine
whether
the
problem
is
caused
by
the
software,
make
sure
that:
v
The
server
has
the
minimum
memory
that
is
needed
to
use
the
software.
For
memory
requirements,
see
the
information
that
comes
with
the
software.
If
you
have
just
installed
an
adapter
or
memory,
the
server
might
have
a
memory-address
conflict.
v
The
software
is
designed
to
operate
on
the
server.
v
Other
software
works
on
the
server.
v
The
software
works
on
another
server.
2.
If
you
received
any
error
messages
when
using
the
software,
see
the
information
that
comes
with
the
software
for
a
description
of
the
messages
and
suggested
solutions
to
the
problem.
3.
Contact
the
software
vendor.
156
ThinkServer
RD210
Types
3795,
3796,
3818,
and
3819:
Installation
and
User
Guide